ATBECHDEDKESFRGBGRITLILUNLSEMCPTIESILTLVFIROMKCYAL..............................JDIM360 (Ver 1.5 21 Nov 2005) - 1100000/00874130EUROPEAN PATENT APPLICATIONA319990825EP98400998.519980424enenen846079 19970425US19990825199934199810281998446 6E 21B 43/117 A 6E 21B 43/119 BdePerforationskanone mit gerichteten LadungenenPhased perforating gunsfrCanon de perforation avec des charges orientées8A SCHLUMBERGER LIMITED0091602322.1208277 Park AvenueNew York, N.Y. 10172USGBSERVICES PETROLIERS SCHLUMBERGER0025329422.1208PETROLIERS SCHLUMBERGER, SERVICESSCHLUMBERGER, SERVICES PETROLIERS42, rue Saint-DominiqueF-75007 ParisFRFRSCHLUMBERGER TECHNOLOGY B.V.0099229622.1208Parkstraat 83-892514 JG The HagueNLDKITSCHLUMBERGER HOLDINGS LIMITED0118980022.1208HOLDINGS LIMITED, SCHLUMBERGERP.O. Box 71, Craigmuir ChambersRoad Town, TortolaVGNLMarkel, Daniel14235 Royal Hill DriveHouston, Texas 77083USLopez de Cardenas, JorgeAv. Rio Caura, Torre Humboldt Piso 13CaracasVEVu, Victor1938 Concho River CourtSugar Land, Texas 77478USHagel, Franciset al00044345ETUDES ET PRODUCTIONS SCHLUMBERGER Service Brevets B.P. 20292142 Clamart CédexFRATBECHCYDEDKESFIFRGBGRIEITLILUMCNLPTSEALLTLVMKROSI19990825199934

A perforating gun having a base structure (108) made of a deformable material. The base structure includes support rings (114) integrally attached to one another by connector portions. The capsule charges (110) are mounted in corresponding support rings, and each support ring is adjustable by selective deformation of the base structure to face in one of a plurality of directions to provide a plurality of combinations of phasing patterns.